Zip Code 04021

ME · Population: 6,633

A
83/100
99
A+
Safety
92
A+
Affordability
80
A
Quality of Life
62
B
Jobs
Zip 04021, ME — boundary highlighted© OpenFreeMap · OpenStreetMap · US Census

About Zip Code 04021

Zip code 04021 is located in Maine and is home to approximately 6,633 residents. It receives an overall grade of A (score: 83/100), based on safety, affordability, quality of life, and employment metrics.

This area has significantly lower crime rates than most of the country, making it one of the safer places to live.

With a median household income of $140,887 and home values around $461,100, this zip code offers strong affordability. Residents typically spend a manageable share of their income on housing.

The community is highly educated — 67.7% of adults hold a bachelor's degree or higher, well above the national average of ~33%.

Unemployment stands at 3.2%, which is near the national average.

Scores are percentile-based: a score of 85 means this zip code ranks better than 85% of all US zip codes on that dimension. Data is sourced from the US Census Bureau (ACS 5-year estimates) and the FBI Uniform Crime Report.

Demographics & Economics

Median Income
$140,887
Home Value
$461,100
Rent
$1,429/mo
Median Age
39
College Educated
67.7%
Unemployment
3.2%
Owner-Occupied
89.6%
Rent Burden
12.2% of income

Score Breakdown

DimensionScoreGradeInterpretation
Safety99A+Lower crime = higher score
Affordability92A+Lower cost relative to income = higher
Quality of Life80AEducation, commute, ownership
Jobs & Economy62BLower unemployment = higher
Overall83AWeighted average

Methodology

All scores are percentile-based (0–100): a score of 85 means this zip code ranks better than 85% of all US zip codes on that metric. Safety uses FBI Uniform Crime Report state-level data (Phase 2 will add zip-level granularity). Economic and demographic data is from the US Census Bureau American Community Survey (ACS) 5-year estimates (2022).